ABS or PVC?

ABS or PVC?

by | Aug 27, 2020 | pmmag.com Articles

Better to be on the safe side. Forty-eight years ago, as a plumbing apprentice, we used ABS schedule 40 piping and fittings for DWV work. At that time, only cast iron pipe and fittings were permitted for use below grade. Transition from cast iron was made using a...